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| 1 | |
Place the following in their proper order from external to internal. |
| | A) | epidermis, dermis, muscle layer, subcutaneous layer |
| | B) | epidermis, subcutaneous layer, dermis, muscle layer |
| | C) | epidermis, dermis, subcutaneous layer, muscle layer |
| | D) | muscle layer, subcutaneous layer, dermis, epidermis |
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| 2 | |
The integument is composed of all the following EXCEPT |
| | A) | skin. |
| | B) | hair. |
| | C) | nails. |
| | D) | muscle. |
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| 3 | |
Hair follicles have scent glands and ___________ glands, which produce _________ that reduces microbial infestation. |
| | A) | sweat; low pH, salty fluids |
| | B) | sebaceous; low pH, oily fluids |
| | C) | peptide; antimicrobial peptides |
| | D) | lacrimal; lysozyme |
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| 4 | |
The stratum corneum, or outermost layer of skin, |
| | A) | is composed of epithelial cells. |
| | B) | is about 10 cells thick. |
| | C) | is composed of living cells. |
| | D) | is packed with a protein called chitin. |
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| 5 | |
One of the chief reasons that the microbial count on skin is relatively low is due to ___________ found in epithelial cells, which work by disrupting bacterial membranes. |
| | A) | antimicrobial peptides |
| | B) | low pH |
| | C) | high salt content |
| | D) | lysozymes |
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| 6 | |
Which of the following is not considered to be normal flora of the skin? |
| | A) | Propionibacterium |
| | B) | Lactobacillus |
| | C) | Enterococcus |
| | D) | Corynebacterium |
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| 7 | |
Nearly 25% of all skin biota resides |
| | A) | under the fingernails. |
| | B) | in hair follicles. |
| | C) | in skin folds. |
| | D) | on the hands. |
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| 8 | |
Cellulitis is a condition |
| | A) | caused by a fast-spreading infection in the epidermis. |
| | B) | that causes pain, redness, and peeling of the skin. |
| | C) | that can include the swelling of lymph nodes draining the area. |
| | D) | that results in "scalded skin syndrome." |
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| 9 | |
Lymphangitis, red lines leading away from an infected area, is associated with |
| | A) | impetigo. |
| | B) | scalded skin syndrome. |
| | C) | acne. |
| | D) | cellulitis. |
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| 10 | |
MRSA is a serious concern in health care settings because it is |
| | A) | resistant to first- and second-line antibiotics. |
| | B) | acquired in hospitals. |
| | C) | acquired in community settings. |
| | D) | all of the above. |
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| 11 | |
Exotoxin-mediated diseases include |
| | A) | impetigo, SSSS, gas gangrene |
| | B) | measles, rubella, scarlet fever |
| | C) | tinea corporis, Leishmaniasis, anthrax |
| | D) | shingles, molluscum contagiosum, warts |
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| 12 | |
Human herpesvirus, also known as HHV-3, causes all of the following diseases EXCEPT |
| | A) | chickenpox. |
| | B) | herpes zoster. |
| | C) | shingles. |
| | D) | smallpox. |
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| 13 | |
Measles is also known as |
| | A) | rubella. |
| | B) | roseola. |
| | C) | rubeola. |
| | D) | ringworm. |
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| 14 | |
Measles usually result in oral lesions called |
| | A) | Koplik's spots. |
| | B) | eschar. |
| | C) | cold sores. |
| | D) | warts. |
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| 15 | |
Rubella (German measles, or "little red") is a relatively minor disease, but because ___________, children are usually vaccinated against it. |
| | A) | there is no treatment |
| | B) | herd immunity is inconsequential |
| | C) | it is endemic |
| | D) | it causes birth defects |
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| 16 | |
Smallpox and chickenpox are both maculopapular rash diseases. How does diagnosis between the two occur? |
| | A) | presence or absence of fever |
| | B) | location and distribution of lesions |
| | C) | both of the above |
| | D) | none of the above |
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| 17 | |
Maculopapular rashes have |
| | A) | flat to slightly raised colored bumps. |
| | B) | small purpurae. |
| | C) | flaky portions of skin. |
| | D) | vesicles. |
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| 18 | |
Warts are caused by |
| | A) | human parvoviruses. |
| | B) | human papillomaviruses. |
| | C) | herpesviruses. |
| | D) | poxviruses. |
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| 19 | |
A fungal infection of the body is called |
| | A) | tinea cruris. |
| | B) | tinea corporis. |
| | C) | tinea pedis. |
| | D) | tinea manuum. |
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| 20 | |
River blindness is a chronic |
| | A) | parasitic helminth infection. |
| | B) | bacterial infection. |
| | C) | viral infection. |
| | D) | protozoan infection. |
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| 21 | |
Ringworm is caused by |
| | A) | helminth infestation. |
| | B) | viral infection. |
| | C) | cutaneous mycoses. |
| | D) | S. aureus. |
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| 22 | |
The ___________ is the thin membrane-like tissue that covers most of the eye. |
| | A) | cornea |
| | B) | conjunctiva |
| | C) | iris |
| | D) | lacrimal gland |
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| 23 | |
The entire epidermis is replaced every 25 to 45 days with new cells. |
| | A) | True |
| | B) | False |
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| 24 | |
One key technique for separating S. aureus from other species of Staphylococcus is the catalase test. |
| | A) | True |
| | B) | False |
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| 25 | |
Shingles is associated with a prior infection of measles. |
| | A) | True |
| | B) | False |
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| 26 | |
Humans are the only natural hosts for HHV-3. |
| | A) | True |
| | B) | False |
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| 27 | |
Fifth disease is associated with "slapped-face" syndrome. |
| | A) | True |
| | B) | False |
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| 28 | |
Ocular trachoma is a chronic infection of the epithelial cells of the skin. |
| | A) | True |
| | B) | False |
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| 29 | |
The flushing action of the tears, which contain lysozyme and lactoferrin, is the major protective feature of the eye. |
| | A) | True |
| | B) | False |
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| 30 | |
Keratitis is a more serious eye infection than conjunctivitis and is often caused by herpes simplex viruses. |
| | A) | True |
| | B) | False |
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| 31 | |
Smallpox has essentially been eliminated from global populations, but is still considered to be a bioterrorism threat. |
| | A) | True |
| | B) | False |
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| 32 | |
Measles are often fatal in nonvaccinated children. |
| | A) | True |
| | B) | False |
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